In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D". 

[Q]: [header] How to handle a dog's nightmares [title] Decide whether to wake up your dog. [step] When your dog is having a nightmare, your first instinct may be to wake up your dog. However, this isn't always the best idea. <sep> (A) Waking up your dog would disrupt its sleep cycle, causing it to feel confused and possibly lash out at you. It's often better to let a dog continue sleeping through the nightmare. (B) If your dog's nightmares persist and you aren't willing to take the time to monitor your dog, it might be best to enlist the help of a veterinarian. There are several reasons for this : [substeps] When your dog is having a nightmare, your own judgment is impaired. (C) If your dog is claustrophobic or is fear fearful, you will want to be as calm as possible while your dog is having the nightmare. If the fear is mild to moderate, choosing an alternative position or location may not be a good idea. (D) While nightmares are real, traumatic experiences can also happen. [substeps] Nightmares also occur in dogs that have nightmares caused by trauma.
[A]: A


[Q]: [header] How to get a friend to stop bullying someone [title] Ask them why they are bullying. [step] Your friend may not even realize they are being a bully. Questioning them makes them aware of their behavior. <sep> (A) Constantly calling them bullying is a definite no-no. Instead of barking your friend in the face or banging on their door, ask them why they are being bullied. (B) But unless they admit they are being bullying, find out why they are doing it. If they do not quite get their message across or need help, then you can get to the root of the problem. (C) Make sure that they are not acting out or making the problem worse. Explain that acting up will only make the situation worse. (D) It may also help you understand the reasoning for the behavior, which may make you stop it. [substeps] For instance, you could say, " i notice that you say cruel things to that person.
[A]: D


[Q]: [header] How to calculate range [title] List the elements of your data set. [step] To find the range of a set, you'll need to list all of the elements of the set so that you can identify the highest and lowest numbers. Write down all of the elements. <sep> (A) [substeps] Use column c and column p to count all of the elements in your set. Do not include the missing elements because it may create a larger range than you originally imagined. (B) [substeps] You can feel free to add and subtract these elements to find the range of the data set. However, you don't have to include all of the elements when calculating your range. (C) [substeps] For example, the range of the base number will be the number of kilograms of barium contained in 1 kilogram (roughly 3.3 kilograms squared = 78.4119 g) of weight. [title] Multiply the numerator and denominator by multiplying the numbers. (D) The numbers in this set are : 20 , 24 , 25 , 19 , 24 , 28 and 14. [substeps] It can be easier to identify the highest and lowest number in the set if you list the numbers in ascending order.
[A]:
D


